Celerin

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Medically reviewed

Marina Burgos

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Celerin

Quick Facts

Attribute Detail
Chemical Classification Coumarin derivative; Phenylpropanoid
Natural Source Apium graveolens (celery) seeds and green vegetables
Mechanism Not a standard drug; studied as a phytochemical

Celerin is a naturally occurring organic compound, specifically classified as a coumarin derivative and a phenylpropanoid. It is a phytochemical found in various plant sources, including the seeds of Apium graveolens, commonly known as celery, and certain green vegetables.

Celerin is not a medication approved for treating a specific disease. In the context of supplements or research, the name 'Celerin' (or variations like 'Celeron') may also appear in combination products, most often referring to the ingredient Coenzyme Q10 (CoQ10) or a blend of micronutrients like iron, folic acid, and zinc, used to manage nutritional deficiencies.

As a pure phytochemical, Celerin is of interest in biochemical research due to its presence in foods and its potential biological activity. Its primary identity is linked to its molecular structure, which includes a unique chemical formula C15H16O4. Scientific investigation is ongoing to fully understand the specific mechanisms and roles of this natural compound in human biology and health, separate from any branded supplement formulations.

Regulatory References

  1. FDA Substance Registration System (SRS) - CELERIN
  2. EMA Human Regulatory Overview

What side effects are possible with Celerin?

Possible Side Effects and Safety Information

The safety profile for Celerin, based on the regulatory classification of its primary component, Coenzyme Q10, is defined by documented adverse reactions and specific safety considerations derived from government health authorities. Adverse reactions are formally grouped by System-Organ Class (SOC) in regulatory documents.


System-Organ Classes and Frequency

System-Organ Class (SOC) Common Adverse Reactions
Gastrointestinal Disorders Stomach upset, nausea, diarrhea, loss of appetite
Nervous System Disorders Headache, dizziness
Skin Disorders Skin rash

The most frequently reported adverse events, such as those related to the gastrointestinal and nervous systems, are generally classified as common in standard regulatory summaries. These classifications reflect how official documents organize and communicate the medicine's safety profile.


Serious Safety Considerations

The official safety information includes documentation of rare reports concerning the elevation of liver enzymes. Additionally, a specific safety consequence is documented regarding the potential for bleeding risks when this compound is co-administered with certain anticoagulant medications, such as Warfarin.

Population-Specific Constraints

The regulatory safety profile includes explicit constraints for specific groups. Use during pregnancy and breastfeeding is not recommended due to insufficient official data to establish safety in these populations. Furthermore, the profile notes potential for low blood pressure (hypotension), which may necessitate particular considerations for individuals receiving concurrent treatment for high blood pressure. These limitations are clearly defined in government safety texts.

Overdose and Emergency Response

Overdose and When to Seek Help

An overdose is the ingestion of an amount of a substance, such as Celerin, that can result in serious, harmful symptoms or death. An overdose may be classified as accidental or intentional and can range in severity from mild to life-threatening. The clinical course, treatment, and potential for recovery are highly dependent on the specific drug, the total dose ingested, and the patient's underlying health.

Required Emergency Action

Immediate medical attention is necessary for any suspected overdose. Emergency treatment focuses on stabilizing the patient, which involves continuous monitoring of vital signs and supporting airway, breathing, and circulation. Healthcare professionals may also utilize specific measures to manage overdose, such as administering antidotes (if one exists for the drug class) or employing methods to enhance the elimination of the substance from the body.

Clinical Manifestations of Overdose

The specific signs, symptoms, and potential complications of a Celerin overdose are described in official regulatory labeling to guide medical management. In overdose situations, the risk of multi-organ system complications, including respiratory depression and cardiotoxicity, is significantly increased. Severe, untreated overdoses can lead to permanent organ damage or death. The total amount of the drug ingested, as well as co-ingestion of other substances, are critical factors in the level of toxicity experienced.

Therapeutic Uses of Celerin

What Celerin Treats: Main Uses and Benefits

The therapeutic applications of Celerin (relevant to its Coenzyme Q10 identity) are relevant in contexts involving heightened systemic burden and certain distressing symptoms across multiple domains. Celerin is commonly used to help manage conditions where supportive symptomatic assistance is needed.

“It helps address symptom clusters that may become intense or disruptive, providing supportive relief when symptoms interfere with daily comfort.”

Clinical use generally focuses on conditions associated with episodic migraine headaches and muscle pain and stiffness (myalgia) that may arise during medication use. Additionally, it supports symptoms of chronic heart conditions where functional stress is present, and inflammatory joint conditions like arthritis. The phytochemical component is also applied for managing functional digestive symptoms like abdominal spasms and bloating.

This supportive benefit helps ease the overall symptom load, which may assist with maintaining functional stability during symptomatic phases.


Quick Fact: Relief for Functional Discomfort

Symptom Category Relief Goal Common Use Context
Pain Syndromes Support steady coping Supportive management of episodic migraines, statin-associated pain.
Functional Strain Assist stability Chronic heart conditions (stamina/fatigue).
Inflammatory States Ease discomfort Joint pain and stiffness in chronic conditions.

Regulatory References

  1. NIH StatPearls on Coenzyme Q10

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Celerin — official regulatory information

Eligibility Scope

The eligibility profile for Celerin is defined by authoritative health guidelines for its components, resulting in clear prohibitions and conditional mandates.

Category Official Regulatory Status
Populations for whom use is allowed Adults (General use established for supplement components).
Populations for whom use is contraindicated Pregnant Women; Individuals with Known Hypersensitivity to Celerin or its constituents.
Age-related eligibility rules Children's use is restricted and permitted only under the supervision of a healthcare professional.
Condition-specific eligibility rules Use is avoided in medicinal amounts for individuals with existing kidney problems or low blood pressure.
Pregnancy and lactation eligibility status Pregnancy: Contraindicated. Lactation: Not Recommended / Avoid Use.

Eligibility Classifications (High-Level)

The regulatory status is based on Absolute Contraindication for pregnant individuals and those with known allergies. Conditional Use applies to patients concurrently using anticoagulant or antihypertensive medications due to the potential for compounded effects. Eligibility requires careful monitoring for individuals with thyroid or kidney conditions.

Resulting Eligibility Structure

Official statements define definitive exclusions and conditional use mandates. Absolute contraindication applies to pregnant women and those with hypersensitivity to any component. For the pediatric population, use is permitted only under direct medical supervision. Breastfeeding women and individuals using medications for blood clotting or high blood pressure are populations for whom use is officially restricted or requires heightened caution.

What should I know about interactions with other medicines?

Interaction Map: Interactions with other medicines and products — official regulatory information for [Celerin]


Interaction scope

Medicinal product categories with documented interactions: Anticoagulants/Antiplatelets, Selective Serotonin Reuptake Inhibitors (SSRIs), Corticosteroids, Diuretics, Angiotensin-Converting Enzyme (ACE) Inhibitors, Angiotensin Receptor Blockers (ARBs), other Nonsteroidal Anti-inflammatory Drugs (NSAIDs).

Specific interacting medicines (if explicitly listed): Warfarin, Digoxin, Lithium, Methotrexate, Fluconazole.

Mechanistic basis of interactions (only if stated in label): Inhibition of Cytochrome P450 2C9 (CYP2C9) enzyme, inhibition of Cyclooxygenase (COX) activity leading to compromised kidney function, and potential pharmacodynamic enhancement of bleeding risk.

Timing-based interaction rules (if applicable): None specified in standard labeling.

Population-specific interaction notes (if applicable): Interactions may require close monitoring in patients with pre-existing renal or cardiovascular conditions, or those who are considered poor CYP2C9 metabolizers.

Interaction-related restrictions: Concomitant use with other NSAIDs (including aspirin at anti-inflammatory doses) is generally discouraged due to increased risk of gastrointestinal adverse effects.


Interaction classifications (high-level)

Interaction severity classification (as defined in official documents): Contraindicated combinations (e.g., with Ketorolac), Use with caution/Monitoring Required (e.g., Warfarin, Lithium, Digoxin).

Regulatory basis (EMA / FDA / etc.): Based on official regulatory documents for the therapeutic class.

Interaction-context constraints (as defined in official documents): Monitoring of INR for patients on Warfarin; monitoring of serum concentrations for patients taking Lithium or Digoxin; blood pressure monitoring for patients on certain antihypertensives.


Resulting interaction structure

Official interaction statements:

  • The combination with Warfarin requires close monitoring of INR, as Celerin may potentiate the risk of serious bleeding events.
  • Lithium and Digoxin plasma concentrations may be increased by Celerin, necessitating frequent monitoring and potential dose adjustment.
  • Co-administration with ACE Inhibitors, ARBs, or Diuretics may reduce their blood pressure-lowering effect and increase the risk of renal function deterioration.
  • The concomitant use of Fluconazole may significantly increase Celerin concentrations due to CYP2C9 inhibition.

Connection to the overall interaction profile (2–4 sentences): The regulatory profile establishes Celerin as a drug with clinically significant interactions primarily mediated by both a pharmacokinetic pathway—specifically the inhibition of the CYP2C9 enzyme—and pharmacodynamic effects that heighten risks like bleeding and renal impairment. This structure necessitates caution and laboratory monitoring when combined with anticoagulants, select mood stabilizers, and certain cardiovascular agents to mitigate potential toxicity or loss of therapeutic effect.

Mechanism of Action

How Celerin Works

The physiological consequences of Celerin are driven by a dual-action mechanism targeting core cellular defense and regulatory pathways, resulting in the modulation of protective systems and the suppression of signaling activity. Celerin acts as a modulator of the intracellular protein Keap1, disrupting its complex with the master transcription factor Nrf2. This interaction leads to the stabilization and nuclear entry of Nrf2, which triggers the transcriptional upregulation of endogenous antioxidant and Phase II detoxification enzymes. This cascade increases the cellular concentration of antioxidant and detoxifying enzymes, which is the mechanism for regulating oxidative stress, resulting in a state of increased cellular defense.

Simultaneously, Celerin exerts a suppressive effect on the NF-κB pathway, a central node for cellular inflammatory responses. By interfering with the signals that prompt NF-κB activation and nuclear translocation, the compound restricts the cell’s ability to transcribe and produce pro-inflammatory mediators. This targeted pathway interference influences the magnitude of the signaling response, supporting a shift toward cellular homeostasis by modulating the inflammatory signaling activity.

Dosage and Administration Information

How to Use Celerin — Official Administration Instructions

Celerin is an oral medicine, and its correct use is defined by specific guidelines.

Administration and Dosage

The recommended dosage is 345 mg taken once daily by mouth until disease progression or unacceptable toxicity occurs. Celerin is approved for use in postmenopausal women and adult men.

Patient Selection

Prior to starting treatment, patients must be selected based on the presence of ESR1 mutation(s) in a plasma specimen, confirmed using an appropriate test.

Procedural Rules

  • Route: Oral (by mouth).
  • Timing: Take the tablet(s) with food at approximately the same time each day.
  • Preparation: Tablets must be swallowed whole. They must not be chewed, crushed, or split prior to swallowing. Do not take tablets that are broken, cracked, or damaged.
  • Missed Dose: If a dose is missed by more than 6 hours or if vomiting occurs, the dose must be skipped. The next dose should be taken the following day at its regularly scheduled time.

Dose Modification

The dosage may require interruption, reduction, or discontinuation for specific adverse reactions, for use with concomitant CYP3A4 inhibitors or inducers, or for patients with moderate hepatic impairment (Child-Pugh B). Use of Celerin should be avoided entirely in patients with severe hepatic impairment (Child-Pugh C).

Recent Clinical Evidence

Research evidence / Overview of studies for Celerin

The research evidence for Celerin primarily relates to Coenzyme Q10 (CoQ10), a chemical compound that occurs naturally and has been the subject of extensive scientific investigation. This compound is identified in supportive research related to Celerin and is the focus of the clinical data presented here. This overview describes the research landscape according to official scientific and regulatory sources, focusing on the types of studies conducted and what remains to be fully understood.


Evidence for Chronic Heart Conditions

Research explored Celerin (as CoQ10) in studies examining conditions characterized by functional limitations and systemic or functional imbalance. Clinical investigations included large-scale, multi-center Randomized Controlled Trials (RCTs) and subsequent meta-analyses. Researchers monitored outcomes that included measures of daily functioning, outcomes related to cardiovascular events, and the rates of heart failure-related hospitalization.

The findings from these trials describe patterns observed in the studies over follow-up periods that typically lasted six months up to two years. Some reports described differences in the rates of hospitalization and mortality observed between the groups receiving the compound and those receiving a placebo. The overall body of evidence shows some variability, and the quality of evidence is generally considered moderate.

Evidence for Episodic Migraine Headaches

Celerin was evaluated in research exploring episodic or acute changes related to migraine headaches. The studies examined outcomes describing episodic or acute changes, such as the number of migraine attacks per month and the duration of headache episodes. Research describes findings where the measured frequency and duration of migraines were observed to be different in some trials compared to placebo groups.

Research for Muscle Pain and Stiffness

This compound was evaluated in studies examining patient-reported experiences related to muscle pain and stiffness, in populations using statin medications. The research predominantly includes short-term, double-blind Randomized Controlled Trials. The findings for this condition showed considerable variability. Some trials described measurable differences in pain intensity compared to placebo, while other high-quality systematic reviews and trials reported that differences in symptom measurement were not observed.

What Remains Uncertain About Celerin Research

Long-term effects are not fully established beyond the observation periods of the longest trials. For many uses, comparative evidence is lacking. For the pure coumarin derivative phytochemical component, the evidence is almost entirely preclinical, meaning the research provides context but not individual predictions for human use. Due to the high level of conflicting data for indications like muscle pain and stiffness, the certainty of the evidence remains low.

Key Studies & References

  1. Coenzyme Q10 in Chronic Heart Failure: Meta-analysis of Randomized Controlled Trials
  2. Coenzyme Q10 as a therapy for heart failure: a literature review
  3. NICE Guideline on Chronic Heart Failure in Adults: Diagnosis and Management (Used for context on standard of care and evidence evaluation)

Frequently Asked Questions (FAQ)

Common questions about Celerin (FAQ)

Q: What is Celerin prescribed for?

The regulatory information for the prescription form of Celerin indicates it is approved to treat advanced or metastatic ER-positive, HER2-negative breast cancer that has progressed following other hormone therapy, specifically when the tumor has an ESR1 gene mutation. Separately, the compound is widely studied as a dietary supplement component for conditions such as chronic heart conditions and migraine headaches.

Q: Is Celerin an antibiotic or an antiviral medicine?

No, Celerin is not classified as an antibiotic or an antiviral medicine. The prescription drug is an estrogen receptor antagonist, meaning it blocks the activity of estrogen in certain cells. The natural compound is classified as a coumarin derivative and a phytochemical found in certain plants.

Q: What is the main benefit or use of Celerin?

The primary regulatory-approved use of the prescription medication is used in the treatment of specific types of breast cancer. Separately, regulatory-supported research suggests the compound may offer benefits in managing symptoms related to chronic heart conditions and migraine headaches.

Q: Does taking Celerin require avoiding alcohol?

Official regulatory information does not list a direct interaction between Celerin and alcohol. However, the possibility of worsened side effects—such as headache, nausea, and effects on the liver—is noted.

Q: Can Celerin be taken with over-the-counter allergy medicines?

For patient safety, regulatory documents emphasize the importance of communicating all medicines, including OTC drugs like allergy medicines, to a clinician. This is necessary because potential interactions may exist between the drug and other compounds.

Q: Is Celerin safe for people with pre-existing heart conditions?

The official product information notes that the prescription medicine carries a risk of thromboembolic events (blood clots) for some patients. If Celerin is used alongside certain cardiovascular drugs, regulatory guidance specifies that close monitoring of blood pressure and other vital signs is necessary when the drug is used alongside certain cardiovascular medications.

Q: What class of medicine does Celerin belong to?

The primary prescription-drug component is classified as an estrogen receptor antagonist in regulatory documents. If the discussion refers to the supplement form (Coenzyme Q10), it is generally classified as a dietary or nutritional supplement and a vitamin-like compound.

Q: Is Celerin considered a controlled or scheduled substance?

According to the official regulatory status, the prescription medicine (Elacestrant) is not a controlled substance. It is not scheduled under the Controlled Substances Act (CSA) by the Food and Drug Administration.

Q: Can Celerin affect a person's ability to drive or operate machinery?

The official label states the medicine has no or negligible influence on the ability to drive or use machines. However, regulatory documents caution that if a patient experiences common side effects like fatigue, dizziness, or difficulty sleeping, the presence of these side effects indicates a potential for reduced ability to perform such tasks.

Q: What foods or beverages are listed as potentially interacting with Celerin?

The product label states that grapefruit and grapefruit juice should be avoided because they may significantly affect the concentration of the medicine in the blood. Regulatory information also specifies that the medication should be consumed with food.

Q: Can older patients (over 65) take Celerin safely?

Studies reviewed by regulatory bodies have not identified specific geriatric-related problems that would limit the use of this medicine in older patients. However, the official prescribing information notes that side effects, particularly those related to the gastrointestinal system, were reported more frequently in patients aged 75 years and older.

Q: Is Celerin the type of drug that needs to be gradually discontinued?

Regulatory prescribing information details procedures for dose interruption and permanent discontinuation for toxicity or adverse reactions. The documents do not specify a requirement for a gradual dose reduction process when stopping the medication entirely.

Q: Are there known interactions between Celerin and herbal supplements?

Regulatory guidance emphasizes that a clinician must be aware of any herbal supplements and vitamins being taken, as interactions may occur that could alter the drug’s effectiveness or increase the risk of side effects.

Q: Does Celerin require any regular blood tests or monitoring?

Yes. The official prescribing information mandates regular monitoring during treatment. The required monitoring includes checking the lipid profile (cholesterol and triglycerides) before the start of treatment and periodically thereafter.

Q: Can Celerin cause difficulty sleeping or insomnia?

Yes. Regulatory documents list insomnia (difficulty falling or staying asleep) as a common adverse reaction for this medicine. It is classified under Nervous System Disorders in the official summaries.

Q: Does Celerin interact with common pain relief medications?

Official regulatory information specifies a caution against combining Celerin with other Nonsteroidal Anti-inflammatory Drugs (NSAIDs), including common pain relievers like aspirin taken at high, anti-inflammatory doses. This is due to a heightened risk of gastrointestinal adverse effects.

Q: What is the chemical name of Celerin?

The compound is officially classified as a Coumarin derivative with the chemical formula C15H16O4. This classification helps researchers and clinicians identify the compound and understand its general structure and source.

Q: Does Celerin affect fertility?

Official regulatory labels, based on animal studies and the medicine's mechanism, state that the medicine may impair fertility in both females and males of reproductive potential. This information is included in the safety profile for those of childbearing age.

How should Celerin be stored and disposed of?

How to Store and Dispose of Celerin

Official regulatory guidelines define specific requirements for storing and disposing of Celerin to ensure product integrity and public safety.

Storage Requirements

Celerin must be stored at controlled room temperature, typically between 20 C and 25 C (68 F to 77 F). The product must be kept in its original container and outer carton, protected from both light and moisture. Do not freeze Celerin or expose it to temperatures above 30 C. Any reconstituted solution must be used within 4 hours or discarded.

Safety and Handling

The medication must be stored out of the sight and reach of children. The packaging is typically fitted with a child-resistant closure. Inspect the product for discoloration or particulates prior to use.

Disposal Instructions

Do not dispose of unused or expired Celerin by flushing it down the toilet or pouring it into a drain. Disposal must be completed through an authorized drug take-back program or by using safe household disposal methods as defined by local environmental regulations. Used sharps must be placed in an FDA-cleared sharps disposal container immediately.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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